CY7C421-20JXC Cypress Semiconductor Corp, CY7C421-20JXC Datasheet - Page 6

• Manufacturer Part Number: CY7C421-20JXC
• Description: IC ASYNC FIFO MEM 512X9 32-PLCC
• Manufacturer: Cypress Semiconductor Corp
• Series: CY7Cr

Specifications of CY7C421-20JXC

• Access Time: 10ns
• Memory Size: 4.6K (512 x 9)
• Package / Case: 32-PLCC
• Function: Asynchronous
• Data Rate: 50MHz
• Voltage - Supply: 3.3V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Number Of Circuits: 2
• Data Bus Width: 9 bit
• Bus Direction: Unidirectional
• Timing Type: Asynchronous
• Organization: 512 K x 9
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Current: 55 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Configuration: Dual
• Density: 4.5Kb
• Access Time (max): 20ns
• Word Size: 9b
• Sync/async: Asynchronous
• Expandable: Yes
• Package Type: PLCC
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Supply Current: 55mA
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 32
• Rohs Compliant: YES
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 428-2911-5; CY7C421-20JXC

Electrical Characteristics
Over the Operating Range
Capacitance
Tested initially and after any design or process changes that may affect these parameters.
Document #: 38-06001 Rev. *F
I
I
I
I
C
C
CC
CC1
SB1
SB2
Parameter
IN
OUT
Parameter
Operating Current
Operating Current
Standby Current
Power Down Current
Description
[3]
V
I
f = f
V
I
F = 20 MHz
All Inputs =
V
All Inputs >
V
Input Capacitance
Output Capacitance
OUT
OUT
CC
CC
IH
CC
MAX
Min.
= Max.,
= Max.,
–0.2V
= 0 mA
= 0 mA
Test Conditions
Description
Commercial
Industrial
Commercial
Commercial
Industrial
Commercial
Industrial
T
V
A
CC
Min
Test Conditions
= 25
= 4.5V
–30

C, f = 1 MHz,
Max
40
75
35
10
15
5
8
Min
–40
Max
35
70
35
10
15
5
8
Max
6
6
Min
–65
CY7C421
Max
35
65
35
10
15
Page 6 of 21
5
8
Unit
pF
pF
Unit
mA
mA
mA
mA
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